PartsTable
Technical Data Sheet
40055-4 PART 40055-408 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, bulb_length: 12.000 INCHES NOMINAL IN, flow_control_device: DISK, DUAL, thermostatic_element: FINNED, two-way_valve_action: REVERSE ACTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-341-4266, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
40055-4 PART 40055-408
NSN: 4820-01-341-4266
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
bulb_length12.000 INCHES NOMINAL IN
flow_control_deviceDISK, DUAL
thermostatic_elementFINNED
two-way_valve_actionREVERSE ACTING
end_connection_quantity2
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorSOCKET W/BRAZING RING
second_end_relationship_with_first_endIDENTICAL
first_end_nominal_pipe_size_accommodated2.000 INCHES IN
NSN4820-01-341-4266
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40055-4 PART 40055-408 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
BODY STYLE: STRAIGHT THRU
BULB LENGTH: 12.000 INCHES NOMINAL IN
END CONNECTION QUANTITY: 2
THERMOSTATIC ELEMENT: FINNED
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 2.000 INCHES IN
MATERIAL: COPPER ALLOY BODY
FLOW CONTROL DEVICE: DISK, DUAL
TWO-WAY VALVE ACTION: REVERSE ACTING
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLESTRAIGHT THRU
BULB LENGTH12.000 INCHES NOMINAL IN
END CONNECTION QUANTITY2
THERMOSTATIC ELEMENTFINNED
FIRST END NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES IN
MATERIALCOPPER ALLOY BODY
FLOW CONTROL DEVICEDISK, DUAL
TWO-WAY VALVE ACTIONREVERSE ACTING
FIRST END STYLE DESIGNATORSOCKET W/BRAZING RING
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
163-5-3Interchangeable
interchangeable cross-reference
interchangeable
CL705LInterchangeable
interchangeable cross-reference
interchangeable
5202-275Interchangeable
interchangeable cross-reference
interchangeable
400554Interchangeable
interchangeable cross-reference
interchangeable
40055-4 ASSY 40055-410Interchangeable
interchangeable cross-reference
interchangeable
40055-4 ASSEMBLY 40055-412Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40055-4 PART 40055-408?
40055-4 PART 40055-408 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40055-4 PART 40055-408?
There are 14 known substitutes for 40055-4 PART 40055-408: 163-5-3, CL705L, 5202-275 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40055-4 PART 40055-408?
40055-4 PART 40055-408 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-341-4266. This indicates validated use in U.S. government and defense supply chains.
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